Respuesta:
ninguna cumple con la igualdad
Explicación paso a paso:
20. –3(-6) = 18 6,16
20. 18 ≠ 186,16
21. 29 + x = 25
609 +(-6) = 25
603≠ 25
22. x + 12 = 6
22.(-6) +12 = 6
-132 +12 =6
-120≠6
23. –8x = 24
23 . (-8.(-6)) = 24
23 . 48 = 24
1104 ≠24
24. 15 + 2x = 3
360 +2 .(-6) =3
360 -12 =3
348 ≠3
25. –5x + 15 = 45
25 . (-5. (-6)) =45
25 . 30 =45
750 ≠45
26. 4x + 9 = 19
26 . 4.(-6)+9 =19
-624 +9 =19
-615 ≠19
27. –3x + 5 = 23
27 . (-3. (-6)) +5 =23
27. 18 +5 =23
486+5 =23
491≠23
28. 7x + 9 = 32
28. 7 .(-6) +9 =32
196 .(-6) +9 =32
-1176 +9 =32
-1167 ≠32
29. 3x – 5 = 50
29 . 3 ( -6) -5 = 50
-522 -5 =50
-527 ≠50
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Verified answer
Respuesta:
ninguna cumple con la igualdad
Explicación paso a paso:
20. –3(-6) = 18 6,16
20. 18 ≠ 186,16
21. 29 + x = 25
609 +(-6) = 25
603≠ 25
22. x + 12 = 6
22.(-6) +12 = 6
-132 +12 =6
-120≠6
23. –8x = 24
23 . (-8.(-6)) = 24
23 . 48 = 24
1104 ≠24
24. 15 + 2x = 3
360 +2 .(-6) =3
360 -12 =3
348 ≠3
25. –5x + 15 = 45
25 . (-5. (-6)) =45
25 . 30 =45
750 ≠45
26. 4x + 9 = 19
26 . 4.(-6)+9 =19
-624 +9 =19
-615 ≠19
27. –3x + 5 = 23
27 . (-3. (-6)) +5 =23
27. 18 +5 =23
486+5 =23
491≠23
28. 7x + 9 = 32
28. 7 .(-6) +9 =32
196 .(-6) +9 =32
-1176 +9 =32
-1167 ≠32
29. 3x – 5 = 50
29 . 3 ( -6) -5 = 50
-522 -5 =50
-527 ≠50